/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/NiagaraParameterPanelViewModel.h
virtual void AddParameter ( [FNiagaraVariable](API\Plugins\Niagara\FNiagaraVariable) NewVariable, const [FNiagaraParameterPanelCategory](API\Plugins\NiagaraEditor\FNiagaraParameterPanelCategory) Category, const bool bRequestRename, const bool bMakeUniqueName )